Coating machine



FIG. 1 is a front elevational view of a coating machine in accordance with our design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a top, front, left perspective view thereof;

FIG. 4 is a top, front, right perspective view thereof;

FIG. 5 is a top, right, rear perspective view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a right side elevational view thereof; and,

FIG. 9 is a bottom view thereof. 

The ornamental design for a coating machine, as shown and described. 